<template>
  <div class="register">
    <el-form ref="registerRef" :model="registerForm" :rules="registerRules" class="register-form">
      <h3 class="title">若依后台管理系统</h3>
      <el-form-item prop="username" v-if="emileEnabled">
        <el-input v-model="registerForm.username" type="text" size="large" auto-complete="off" placeholder="邮箱">
          <template #prefix><svg-icon icon-class="email" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="username" v-else-if="phoneEnabled">
        <el-input v-model="registerForm.username" type="text" size="large" auto-complete="off" placeholder="手机号">
          <template #prefix><svg-icon icon-class="phone" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="username" v-else>
        <el-input v-model="registerForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
          <template #prefix><svg-icon icon-class="user" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="registerForm.password" type="password" size="large" auto-complete="off" placeholder="密码"
          @keyup.enter="handleRegister">

          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="confirmPassword">
        <el-input v-model="registerForm.confirmPassword" type="password" size="large" auto-complete="off"
          placeholder="确认密码" @keyup.enter="handleRegister">

          <template #prefix><svg-icon icon-class="password" class="el-input__icon input-icon" /></template>
        </el-input>
      </el-form-item>
      <el-form-item prop="code" v-if="captchaEnabled">
        <el-input size="large" v-model="registerForm.code" auto-complete="off" placeholder="验证码" style="width: 63%"
          @keyup.enter="handleRegister">

          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="register-code">
          <img :src="codeUrl" @click="getCode" class="register-code-img" />
        </div>
      </el-form-item>
      <el-form-item prop="code" v-if="emileEnabled || phoneEnabled">
        <el-input size="large" v-model="registerForm.code" auto-complete="off" placeholder="验证码" style="width: 63%"
          @keyup.enter="handleRegister">

          <template #prefix><svg-icon icon-class="validCode" class="el-input__icon input-icon" /></template>
        </el-input>
        <div class="register-code">
          <el-button class="register-code-img" style="margin-left: 12px;width: 100%;"
            @click="sendCode">发送验证码</el-button>
        </div>
      </el-form-item>
      <el-form-item style="width:100%;">
        <el-button :loading="loading" size="large" type="primary" style="width:100%;" @click.prevent="handleRegister">
          <span v-if="!loading">注 册</span>
          <span v-else>注 册 中...</span>
        </el-button>
        <div style="display: flex; justify-content: space-between;width: 100%;">
          <el-link class="link-type" :underline="false" @click="$router.push('/login')">使用已有账户登录</el-link>
          <el-link class="link-type" :underline="false" @click="useEmile()" v-if="!emileEnabled">使用邮箱注册</el-link>
          <el-link class="link-type" :underline="false" @click="usePhone()" v-if="!phoneEnabled">使用手机号注册</el-link>
          <el-link class="link-type" :underline="false" @click="useUsername()" v-if="emileEnabled || phoneEnabled">使用账号注册</el-link>
        </div>
      </el-form-item>
    </el-form>
    <!--  底部  -->
    <div class="el-register-footer">
      <span>Copyright © 2018-2024 ruoyi.vip All Rights Reserved.</span>
    </div>
  </div>
</template>

<script setup>
import { ElMessageBox } from "element-plus";
import { getCodeImg, register, sendEmailCode, verifyEmailCode,sendPhoneCode,verifyPhoneCode } from "@/api/login";
import { getConfigKey } from '@/api/system/config'
import { ref } from "vue";

const router = useRouter();
const { proxy } = getCurrentInstance();

const registerForm = ref({
  username: "",
  password: "",
  confirmPassword: "",
  code: "",
  uuid: ""
});

const equalToPassword = (rule, value, callback) => {
  if (registerForm.value.password !== value) {
    callback(new Error("两次输入的密码不一致"));
  } else {
    callback();
  }
};

const registerRules = {
  username: [
    { required: true, trigger: "blur", message: "请输入您的账号" },
    { min: 2, max: 20, message: "用户账号长度必须介于 2 和 20 之间", trigger: "blur" }
  ],
  password: [
    { required: true, trigger: "blur", message: "请输入您的密码" },
    { min: 5, max: 20, message: "用户密码长度必须介于 5 和 20 之间", trigger: "blur" },
    { pattern: /^[^<>"'|\\]+$/, message: "不能包含非法字符：< > \" ' \\\ |", trigger: "blur" }
  ],
  confirmPassword: [
    { required: true, trigger: "blur", message: "请再次输入您的密码" },
    { required: true, validator: equalToPassword, trigger: "blur" }
  ],
  code: [{ required: true, trigger: "change", message: "请输入验证码" }]
};

const codeUrl = ref("");
const loading = ref(false);
const captchaEnabled = ref(true);
const emileEnabled = ref(false);
const phoneEnabled = ref(false);

function useEmile() {
  captchaEnabled.value = false
  phoneEnabled.value = false
  emileEnabled.value = true
}

function useUsername() {
  getConfigKey("sys.account.captchaEnabled").then(res => captchaEnabled.value = res.msg === 'true')
  phoneEnabled.value = false
  emileEnabled.value = false
}

function usePhone(){
  captchaEnabled.value = false
  phoneEnabled.value = true
  emileEnabled.value = false
}


function handleRegister() {
  proxy.$refs.registerRef.validate(valid => {
    if (valid) {
      loading.value = true;
      let handleRegister = register;
      if (emileEnabled.value) {
        registerForm.value.email = registerForm.value.username
        handleRegister = verifyEmailCode
      }else if(phoneEnabled.value){
        registerForm.value.phone = registerForm.value.username
        handleRegister = verifyPhoneCode
      }
      handleRegister(registerForm.value).then(res => {
        const username = registerForm.value.username;
        ElMessageBox.alert("<font color='red'>恭喜你，您的账号 " + username + " 注册成功！</font>", "系统提示", {
          dangerouslyUseHTMLString: true,
          type: "success",
        }).then(() => {
          router.push("/login");
        }).catch(() => { });
      }).catch(() => {
        loading.value = false;
        if (captchaEnabled) {
          getCode();
        }
      });
    }
  });
}

function getCode() {
  getCodeImg().then(res => {
    captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled;
    if (captchaEnabled.value) {
      codeUrl.value = "data:image/gif;base64," + res.img;
      registerForm.value.uuid = res.uuid;
    }
  });
}

function sendCode() {
  if(emileEnabled.value){
    registerForm.value.email = registerForm.value.username
    sendEmailCode(registerForm.value)
  }else if(phoneEnabled.value){
    registerForm.value.phonenumber = registerForm.value.username
    sendPhoneCode(registerForm.value)
  }
}

getCode();
</script>

<style lang='scss' scoped>
.register {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background-image: url("../assets/images/login-background.jpg");
  background-size: cover;
}

.title {
  margin: 0px auto 30px auto;
  text-align: center;
  color: #707070;
}

.register-form {
  border-radius: 6px;
  background: #ffffff;
  width: 400px;
  padding: 25px 25px 5px 25px;

  .el-input {
    height: 40px;

    input {
      height: 40px;
    }
  }

  .input-icon {
    height: 39px;
    width: 14px;
    margin-left: 0px;
  }
}

.register-tip {
  font-size: 13px;
  text-align: center;
  color: #bfbfbf;
}

.register-code {
  width: 33%;
  height: 40px;
  float: right;

  img {
    cursor: pointer;
    vertical-align: middle;
  }
}

.el-register-footer {
  height: 40px;
  line-height: 40px;
  position: fixed;
  bottom: 0;
  width: 100%;
  text-align: center;
  color: #fff;
  font-family: Arial;
  font-size: 12px;
  letter-spacing: 1px;
}

.register-code-img {
  height: 40px;
  padding-left: 12px;
}
</style>
